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5-day forecast / Richardson, TX

TuesdaySunny101° / 81°
WednesdaySunny102° / 82°
ThursdayMostly Sunny102° / 83°
FridaySunny103° / 83° 4%
SaturdaySunny101° / 78° 9%

Humid Start to the Week for Richardson as Showers Linger - Jul 13, 12 PM

Richardson weather, updated every four hours — local forecasts you can trust.

Richardson faces high humidity with a dew point of 73F today. Showers and thunderstorms are likely this afternoon, with temperatures reaching near 87F. Tomorrow brings warmer conditions and a high near 91F.

Reese Janssen

July 13, 20262 min read

National Weather Service radar for North Texas (KFWS)
National Weather Service radar for North Texas (KFWS)

*As of Jul 13, 12 PM local time.*

Current Conditions and Humidity

Residents in Richardson are experiencing a notably muggy start to the week. Current readings show an air temperature of 81F, but the heat index is higher due to significant moisture in the air. The feels-like temperature is 85F, driven by a relative humidity of 79% and a dew point of 73F. These conditions create a heavy, sticky atmosphere that can feel oppressive even at rest.

The sky is mostly cloudy, blocking direct sunlight but trapping heat near the ground. Winds are currently calm, with speeds at 0 mph and gusts reaching only 4 mph. This lack of breeze prevents any relief from the humidity, keeping the air stagnant and warm.

Forecast for Today and Tonight

The National Weather Service indicates that showers and thunderstorms are likely for the remainder of the day. The high will reach near 87F. There is a 63% chance of precipitation, with new rainfall amounts between a tenth and a quarter of an inch possible. The sky will remain mostly cloudy as storms move through.

As evening approaches, the chance for rain decreases slightly. Tonight, there is a slight chance of showers and thunderstorms before 10pm. The sky will clear to partly cloudy conditions, allowing temperatures to drop to a low near 73F.

Winds will remain light, shifting to the southeast at 0 to 5 mph. Rainfall totals for the night are expected to be less than a tenth of an inch.

Tomorrow’s Outlook

Conditions will warm up significantly by tomorrow. The high will climb to near 91F, with heat index values reaching as high as 98F. This marks a substantial increase in heat compared to the current day.

There is a 29% chance of showers and thunderstorms tomorrow, with activity likely after 7am. The sky will be partly sunny, offering brief breaks in cloud cover. Winds will pick up slightly, becoming easterly at 0 to 10 mph. Any rainfall is expected to be minimal, with less than a tenth of an inch possible.

Safety Reminders

Given the high humidity and rising temperatures, it is important to stay hydrated. Drink plenty of water and limit strenuous outdoor activities during the hottest parts of the day. Be aware that heat index values can make it feel significantly hotter than the actual air temperature, increasing the risk of heat-related illnesses.

Keep an eye on the sky for developing storms, especially in the afternoon, and have a plan for safe shelter if thunderstorms approach.

National Weather Service radar for North Texas (KFWS)

Sources

https://radar.weather.gov

https://api.weather.gov

https://open-meteo.com

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Reese Janssen

Reese Janssen covers weather, storms, and seasonal life around Richardson.

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